[Java] Some notable stuffs of VM

Language/Java 2011.01.06 08:16

⚫ From VM Spec

⚬ In particular, x != x is true if and only if x is NaN, and (x<y) == !(x>=y) will be false if x or y is NaN.
⚬ round towards zero
⚬ Multibyte data items are always stored in big-endian order.

⚫ Java VM Type Signature

Signature        Java Type
Z                             boolean
B                             byte
C                             char
S                             short
I                             int
J                             long
F                             float
D                             double
L fully-qualified-class ;     fully-qualified-class
[ type                        type[]
( arg-types ) ret-type        method type

to be continue ...

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